JPS5218784A - Process for preparing polyolefins - Google Patents
Process for preparing polyolefinsInfo
- Publication number
- JPS5218784A JPS5218784A JP50094721A JP9472175A JPS5218784A JP S5218784 A JPS5218784 A JP S5218784A JP 50094721 A JP50094721 A JP 50094721A JP 9472175 A JP9472175 A JP 9472175A JP S5218784 A JPS5218784 A JP S5218784A
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- preparing polyolefins
- fluidability
- resins
- unnecessary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/02—Carriers therefor
- C08F4/022—Magnesium halide as support anhydrous or hydrated or complexed by means of a Lewis base for Ziegler-type catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/906—Comminution of transition metal containing catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
PURPOSE: A process for polymerizing olefins using a novel catalyst, which increases remarkably the yield of polymers per solid component of catalyst and transition metal component, making it unnecessary to eliminate the catalyst residue, and improves fluidability of resins.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50094721A JPS5218784A (en) | 1975-08-05 | 1975-08-05 | Process for preparing polyolefins |
US05/705,606 US4064334A (en) | 1975-08-05 | 1976-07-15 | Process for preparing polyolefins |
IT25514/76A IT1064866B (en) | 1975-08-05 | 1976-07-20 | POLYOLEFIN PREPARATION PROCEDURE |
FR7623838A FR2320312A1 (en) | 1975-08-05 | 1976-08-04 | PROCESS FOR PREPARING POLYOLEFINS, BY POLYMERIZATION OR COPOLYMERIZATION OF OLEFINS, IN THE PRESENCE OF A CATALYST CONSTITUTING A SOLID CONSTITUENT AND AN ORGANOMETALLIC CONSTITUENT. |
CA258,393A CA1078365A (en) | 1975-08-05 | 1976-08-04 | Process for preparing polyolefins |
DE19762635298 DE2635298A1 (en) | 1975-08-05 | 1976-08-05 | METHOD FOR MANUFACTURING POLYOLEFINS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50094721A JPS5218784A (en) | 1975-08-05 | 1975-08-05 | Process for preparing polyolefins |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5218784A true JPS5218784A (en) | 1977-02-12 |
JPS5434427B2 JPS5434427B2 (en) | 1979-10-26 |
Family
ID=14117981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50094721A Granted JPS5218784A (en) | 1975-08-05 | 1975-08-05 | Process for preparing polyolefins |
Country Status (6)
Country | Link |
---|---|
US (1) | US4064334A (en) |
JP (1) | JPS5218784A (en) |
CA (1) | CA1078365A (en) |
DE (1) | DE2635298A1 (en) |
FR (1) | FR2320312A1 (en) |
IT (1) | IT1064866B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5262387A (en) * | 1975-11-19 | 1977-05-23 | Nippon Oil Co Ltd | Preparation of polyolefins |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1100285B (en) * | 1978-11-21 | 1985-09-28 | Euteco Spa | CATALYSTS WITH MIXED SUPPORTS FOR CMO- AND CO-POLYMIZATION OF ALFA-OLEFINE |
CA1152056A (en) * | 1979-06-11 | 1983-08-16 | Brian L. Goodall | Process for the stereospecific polymerization of an alpha-olefin and an alpha-olefin polymerization catalyst system |
DE3015702A1 (en) * | 1980-04-24 | 1981-10-29 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING HOMO AND COPOLYMERISATS FROM (ALPHA) MONOOLEFINES BY MEANS OF A ZIEGLER CATALYST SYSTEM |
US4312782A (en) * | 1980-05-12 | 1982-01-26 | Stauffer Chemical Company | Titanium halide catalyst for polymerization |
US4354009A (en) * | 1981-07-30 | 1982-10-12 | Union Carbide Corporation | Catalyst composition for copolymerizing ethylene |
US4349648A (en) * | 1981-07-31 | 1982-09-14 | Union Carbide Corporation | Catalyst composition for copolymerizing ethylene |
US4379760A (en) * | 1981-11-12 | 1983-04-12 | The Dow Chemical Company | High efficiency catalyst for polymerizing olefins |
ES2108701T3 (en) * | 1990-09-06 | 1998-01-01 | Hoechst Ag | PROCEDURE FOR THE PREPARATION OF (CO) ETHYLENE POLYMERS. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3769373A (en) * | 1956-12-27 | 1973-10-30 | Ici Ltd | Polymerisation of unsaturated hydrocarbons |
DE1294660B (en) * | 1957-08-14 | 1969-05-08 | Studiengesellschaft Kohle Mbh | Process for the production of high molecular weight polyethylene |
US3491073A (en) * | 1965-08-13 | 1970-01-20 | Dow Chemical Co | Process for the polymerization of olefins |
GB1489599A (en) * | 1973-10-09 | 1977-10-19 | Nippon Oil Co Ltd | Process for preparing polyolefins and catalyst and catalyst component therefor |
-
1975
- 1975-08-05 JP JP50094721A patent/JPS5218784A/en active Granted
-
1976
- 1976-07-15 US US05/705,606 patent/US4064334A/en not_active Expired - Lifetime
- 1976-07-20 IT IT25514/76A patent/IT1064866B/en active
- 1976-08-04 FR FR7623838A patent/FR2320312A1/en active Granted
- 1976-08-04 CA CA258,393A patent/CA1078365A/en not_active Expired
- 1976-08-05 DE DE19762635298 patent/DE2635298A1/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5262387A (en) * | 1975-11-19 | 1977-05-23 | Nippon Oil Co Ltd | Preparation of polyolefins |
JPS5830883B2 (en) * | 1975-11-19 | 1983-07-02 | 日石三菱株式会社 | polyolefin innoseizohouhou |
Also Published As
Publication number | Publication date |
---|---|
US4064334A (en) | 1977-12-20 |
IT1064866B (en) | 1985-02-25 |
FR2320312B1 (en) | 1980-05-16 |
JPS5434427B2 (en) | 1979-10-26 |
DE2635298A1 (en) | 1977-02-17 |
FR2320312A1 (en) | 1977-03-04 |
DE2635298C2 (en) | 1987-06-19 |
CA1078365A (en) | 1980-05-27 |
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